abstractpagecmdaction.java

EasyJWeb是基于java技术

package com.easyjf.web.core;

import com.easyjf.web.Globals;
import com.easyjf.web.Module;
import com.easyjf.web.Page;
import com.easyjf.web.WebForm;

/**
 * 用来支持更加灵活的参数调用方式。
 * 
 * @author 大峡
 * 
 */
abstract public class AbstractPageCmdAction extends AbstractCmdAction {
	public Page execute(WebForm form, Module module) throws Exception {
		Page forward = super.execute(form, module);
		if (forward == null && !"".equals(this.command)) {
			forward = this.forwardPage;
			if (forward == null)
				forward = module.findPage(this.command);
			if (forward == null) {
				String templateUrl = module.getViews() + module.getPath() + "/"
						+ this.command;
				if (this.getTemplatePerfix() != null)
					templateUrl = this.getTemplatePerfix() + templateUrl;
				String ext = getTemplateExt();
				if (ext.charAt(0) == '.')
					ext = ext.substring(1);
				forward = new Page(this.getClass() + this.command, templateUrl
						+ "." + ext);
			}
		}		
		return forward;
	}

	protected String getTemplateExt() {
		return Globals.DEFAULT_TEMPLATE_EXT;
	}

	/**
	 * 设置模板路径前缀
	 * 
	 * @return
	 */
	protected String getTemplatePerfix() {
		return "/";
	}

	public Page doInit(WebForm form, Module module) {
		this.command = "index";
		return null;
	}
}